Chris Barton doesn't have a favorite instrument, but his favorite piece is Rhapsody in Blue because it has everything there is to love about music. Chris is the author of the New York Times bestselling Shark vs. Train, illustrated by Tom Lichtenheld and The Day-Glo Brothers, illustrated by Tony Persiani. He lives in Austin, Texas with his family. Follow Chris on Twitter, @Bartography. Louis Thomas loves the piano and plays his everyday. One of his favorite pieces to play is Rhapsody in Blue! He graduated from Gobelins, Paris and Calarts, Los Angeles. He has worked in animation at Pixar and Cartoon Network. He now lives and works with his cat Pipo.Visit Louis at louist.blogspot.com.